CN111405034A - Intelligent service private network architecture - Google Patents
Intelligent service private network architecture Download PDFInfo
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- CN111405034A CN111405034A CN202010174177.9A CN202010174177A CN111405034A CN 111405034 A CN111405034 A CN 111405034A CN 202010174177 A CN202010174177 A CN 202010174177A CN 111405034 A CN111405034 A CN 111405034A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/12—Discovery or management of network topologies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/147—Network analysis or design for predicting network behaviour
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5003—Managing SLA; Interaction between SLA and QoS
- H04L41/5009—Determining service level performance parameters or violations of service level contracts, e.g. violations of agreed response time or mean time between failures [MTBF]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a special network architecture of intelligent service, which adopts a structure of 'four functions' and 'four planes', wherein the 'four functions' are a core service layer, a business management fusion layer, a resource abstraction layer and an infrastructure layer, the 'four planes' are a physical resource cooperation layer, a virtual resource fusion layer, a resource management and control and application cooperation layer and a resource service and user experience quality linkage layer, the core service layer comprises a task sublayer and an application sublayer, the business management fusion layer comprises a management operation layer, an intelligent identification layer and a network management linkage layer, the resource abstraction layer comprises communication resource abstraction, calculation resource abstraction and storage resource abstraction, and the infrastructure comprises a calculation unit, a storage unit, a communication unit and a cooperation unit; a programmable dynamic mapping mechanism is adopted between the physical resource cooperation layer and the virtual resource fusion layer to realize dual conversion of the physical resources and the virtual resources; the intelligent service private network can support traditional data services and calculation and storage services, and overcomes the defects caused by triple coupling characteristics of resource and function coupling, subjective experience and objective service coupling and multidimensional application and network form coupling.
Description
Technical Field
The present invention relates to the field of communication networks, and in particular to queuing theory.
Background
In recent years, with the continuous and rapid development of high and new technologies, the portable wireless communication devices, which are mainstream of smart phones and mobile terminals, have been rapidly developed due to the difference in communication technology field, and the rapid development of smart cities has also been promoted. The novel smart city aims at providing full-time national service, efficient and orderly urban management, open data sharing, green open source of economic development and clear network space safety, and promotes deep fusion and iterative evolution of new generation information technology and urban modernization through system planning, information leading, innovation and innovation, thereby realizing the new ecology of national and urban coordinated development. The essence is the concrete measure and embodiment which is intended to serve people.
The urban management and management is not only an important component of a national management system, but also an important carrier of a global internet management system and an important foundation for constructing a network space fate community. In the past few years, smart city construction test points are developed in nearly three hundred cities in China, the public service level is effectively improved, the management capability is improved, and the urban economic development is promoted.
With the continuous promotion of the modernization of the national treatment system and treatment capacity, along with the continuous deepening of the development concept of innovation, coordination, green, openness and sharing, along with the continuous development of the network strong national strategy, the national big data strategy, the implementation of the 'Internet +' action plan and the continuous development of the 'digital Chinese' construction, the city is endowed with new connotation and new requirements, so that the evolution of the smart city in the traditional sense to a novel smart city is promoted, and the unprecedented development opportunity is brought to the construction of the more novel smart city.
Therefore, it is necessary to establish an efficient transmission model.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: by constructing the efficient special network, the defects caused by the triple coupling characteristics of resource and function coupling, subjective experience and objective service coupling and multidimensional application and network form coupling are overcome.
The technical scheme adopted by the invention for solving the technical problems comprises the following steps:
A. establishing a private network architecture facing the scale intelligent service;
B. and establishing four functions and four planes.
The step A specifically comprises the following steps: establishing a private network architecture facing the scale intelligent service: the method comprises the following steps that a 'four-function' and 'four-plane' structure is adopted, wherein the 'four functions' are a core service layer, a business management fusion layer, a resource abstraction layer and an infrastructure layer, the 'four planes' are a physical resource cooperation layer, a virtual resource fusion layer, a resource management and control and application cooperation layer and a resource service and user experience quality linkage layer, the core service layer comprises a task sublayer and an application sublayer, the business management fusion layer comprises a management operation layer, an intelligent identification layer and a network management linkage layer, the resource abstraction layer comprises communication resource abstraction, calculation resource abstraction and storage resource abstraction, and the infrastructure comprises a calculation unit, a storage unit, a communication unit and a cooperation unit; a programmable dynamic mapping mechanism is adopted between the physical resource cooperation layer and the virtual resource fusion layer to realize dual conversion of the physical resources and the virtual resources; the intelligent private service network may support traditional data traffic, computing and storage traffic, as shown in fig. 1.
In the step B, the virtual resource fusion layer classifies communication node resources, computing node resources, communication link resources and storage resources according to the optimal guide of performance, and divides and recombines the virtual resources with load balancing as the target, and the performance index Q of the virtual resource fusion layer is determined by the difference of the use costs of different weight paths, the ratio of the cumulant of all link bandwidth utilization rates to the number of links, the minimum of full-time-domain maximum computing capacity utilization rate, the minimum of full-time-domain maximum storage resource utilization rate, and the minimum of full-airspace communication node continuous cache.
In the step B, the physical resource cooperation layer classifies communication node resources, computing node resources, communication link resources and storage resources according to the guidance of application requirements, deploys and configures the physical resources with data transmission smoothness and instantaneity as targets, and allocates delay jitter, spatial distribution of communication/computing node throughput, and a sustainable rate SR (a statistical average of arrival time intervals of data packets in a period of time is referred to as an average time interval of data transmission of a service source, where a reciprocal of a minimum average time interval is referred to as a sustainable data packet rate SR, which is used to describe an average rate at which the service source transmits data within a period of time, that is, an average rate of packet generation), a maximum burst length (a maximum packet length that the service source can continuously transmit at a peak rate)', and,The burst tolerance (describing the burst strength of the service, and the maximum difference between the theoretical arrival time and the actual arrival time of the SR data packet when the service source bursts) is used as the performance index set P of the physical resource cooperation layer and is based on
And performing association mapping between the physical nodes and the virtual nodes, between the physical links and the virtual links, and between the physical topology and the virtual topology.
In the step B, the main measurement indexes of the user experience are: the method comprises the steps of finishing the calculation of the prediction accuracy of the service, the prediction monotonicity of the non-connection-oriented service, the prediction consistency of the connection-oriented service, the matching degree of the user moving speed and the network interface resource utilization rate and the robustness of full-time-domain calculation/network resource measurement; the resource control and application cooperation layer is oriented to various application requirements, the resource change and application requirement matching is realized by optimizing network/computing/storing resource scheduling logic behaviors, the measurement is mainly carried out by the linkage efficiency of topology evolution and path planning and the matching degree between network/computing/storing resources supporting mixed services, and the topology evolution refers to the network structure and the change state of the topology structure based on time or application drive; the service management and control fusion adopts a transparent layered structure, and is divided into a management and control operation layer, an intelligent identification layer and a network management linkage layer, the layered structure improves the expandability and the upgradability of a global system through statistical analysis information and small-scale behavior/identification fractal processing information based on large-scale service/content, and implements predictive management and control according to the identification result of the intelligent identification layer; the intelligent identification layer performs packet analysis, stream restoration, content screening and behavior clustering on the message by using a deep data packet/data stream identification technology; the management and control linkage layer integrates a service model (including arrival and continuous processes), a user mobile model, inter-domain interference and channel state information and network state to realize linkage; the linkage of resource service and user experience quality can be measured by the user using the priority consistency of expectation and service transmission/processing, the coupling between user value perception and full-time-domain computing/storage resource distribution, and the dynamic and stable following capability between service quality perception and differentiated burst tolerance of concurrent services; the resource service is linked with the user experience quality, and the user experience quality comprises the following steps: user usage expectations, service value awareness and quality of service awareness, user usage expectations being a hierarchical psychological expectation of user usage of an application (set), service value awareness being a degree of convenience and efficiency with which a user is served by a certain application, and quality of service awareness being a set of network quality of service, system responsiveness, reliability and responsiveness, as shown in fig. 2.
Drawings
FIG. 1 is a schematic diagram of an intelligent private network
FIG. 2 resource convergence management layer diagram
Detailed Description
In order to achieve the purpose, the technical scheme of the invention is as follows:
firstly, establishing a private network architecture facing the scale intelligent service: the method comprises the following steps that a 'four-function' and 'four-plane' structure is adopted, wherein the 'four functions' are a core service layer, a business management fusion layer, a resource abstraction layer and an infrastructure layer, the 'four planes' are a physical resource cooperation layer, a virtual resource fusion layer, a resource management and control and application cooperation layer and a resource service and user experience quality linkage layer, the core service layer comprises a task sublayer and an application sublayer, the business management fusion layer comprises a management operation layer, an intelligent identification layer and a network management linkage layer, the resource abstraction layer comprises communication resource abstraction, calculation resource abstraction and storage resource abstraction, and the infrastructure comprises a calculation unit, a storage unit, a communication unit and a cooperation unit; a programmable dynamic mapping mechanism is adopted between the physical resource cooperation layer and the virtual resource fusion layer to realize dual conversion of the physical resources and the virtual resources; the intelligent private service network may support traditional data traffic, computing and storage traffic, as shown in fig. 1.
Secondly, the physical resource cooperation layer classifies communication node resources, computing node resources, communication link resources and storage resources according to the guidance of application requirements, deploys and configures the physical resources by taking data transmission smoothness and instantaneity as targets, and obtains the time delay jitter, the spatial distribution of communication/computing node throughput and the sustainable rate SR (the statistical average value of the arrival time intervals of data packets in a time period is called as service source dataAn average time interval of transmission, in which the reciprocal of the minimum average time interval is referred to as a sustainable packet rate SR, and is used to describe an average rate of data transmission by a traffic source over a period of time, i.e. an average rate of packet generation), a maximum burst length (a maximum packet length that the traffic source can continuously transmit at a peak rate), and a burst tolerance (describing a traffic burst strength, a maximum difference between a theoretical arrival time and an actual arrival time of an SR packet when the traffic source bursts) as a set P of performance indicators of the physical resource cooperation layer, based on
And performing association mapping between the physical nodes and the virtual nodes, between the physical links and the virtual links, and between the physical topology and the virtual topology.
Thirdly, the main measurement indexes of the user experience are as follows: the method comprises the steps of finishing the calculation of the prediction accuracy of the service, the prediction monotonicity of the non-connection-oriented service, the prediction consistency of the connection-oriented service, the matching degree of the user moving speed and the network interface resource utilization rate and the robustness of full-time-domain calculation/network resource measurement; the resource control and application cooperation layer is oriented to various application requirements, the resource change and application requirement matching is realized by optimizing network/computing/storing resource scheduling logic behaviors, the measurement is mainly carried out by the linkage efficiency of topology evolution and path planning and the matching degree between network/computing/storing resources supporting mixed services, and the topology evolution refers to the network structure and the change state of the topology structure based on time or application drive; the service management and control fusion adopts a transparent layered structure, and is divided into a management and control operation layer, an intelligent identification layer and a network management linkage layer, the layered structure improves the expandability and the upgradability of a global system through statistical analysis information and small-scale behavior/identification fractal processing information based on large-scale service/content, and implements predictive management and control according to the identification result of the intelligent identification layer; the intelligent identification layer performs packet analysis, stream restoration, content screening and behavior clustering on the message by using a deep data packet/data stream identification technology; the management and control linkage layer integrates a service model (including arrival and continuous processes), a user mobile model, inter-domain interference and channel state information and network state to realize linkage; the linkage of resource service and user experience quality can be measured by the user using the priority consistency of expectation and service transmission/processing, the coupling between user value perception and full-time-domain computing/storage resource distribution, and the dynamic and stable following capability between service quality perception and differentiated burst tolerance of concurrent services; the resource service is linked with the user experience quality, and the user experience quality comprises the following steps: user usage expectations, service value awareness and quality of service awareness, user usage expectations being a hierarchical psychological expectation of user usage of an application (set), service value awareness being a degree of convenience and efficiency with which a user is served by a certain application, and quality of service awareness being a set of network quality of service, system responsiveness, reliability and responsiveness, as shown in fig. 2.
The invention provides an efficient special network for intelligent service, which solves the defects caused by the triple coupling characteristics of resource and function coupling, subjective experience and objective service coupling and multidimensional application and network form coupling.
Claims (9)
1. A special network architecture for intelligent service, which solves the disadvantages caused by the triple coupling characteristics of 'resource and function coupling', 'subjective experience and objective service coupling', 'multidimensional application and network form coupling', specifically comprises:
establishing a private network architecture facing the scale intelligent service: the method comprises the following steps that a 'four-function' and 'four-plane' structure is adopted, wherein the 'four functions' are a core service layer, a business management fusion layer, a resource abstraction layer and an infrastructure layer, the 'four planes' are a physical resource cooperation layer, a virtual resource fusion layer, a resource management and control and application cooperation layer and a resource service and user experience quality linkage layer, the core service layer comprises a task sublayer and an application sublayer, the business management fusion layer comprises a management operation layer, an intelligent identification layer and a network management linkage layer, the resource abstraction layer comprises communication resource abstraction, calculation resource abstraction and storage resource abstraction, and the infrastructure comprises a calculation unit, a storage unit, a communication unit and a cooperation unit; a programmable dynamic mapping mechanism is adopted between the physical resource cooperation layer and the virtual resource fusion layer to realize dual conversion of the physical resources and the virtual resources; the intelligent private service network can support traditional data service, calculation and storage service.
2. A method according to claim 1, characterized in that: the virtual resource fusion layer classifies communication node resources, computing node resources, communication link resources and storage resources according to the optimal guide of the efficiency, divides and recombines the virtual resources by taking load balance as a target, and takes the difference of the use cost of different weight paths, the ratio of the cumulant of the utilization rate of all link bandwidths to the number of links, the minimum value of the full-time-domain maximum computing capacity utilization rate, the minimum value of the full-time-domain maximum storage resource utilization rate and the minimum value of the continuous cache of the full-space-domain communication nodes as the performance index Q of the virtual resource fusion layer.
3. A method according to claim 1, characterized in that: the physical resource cooperation layer classifies communication node resources, computing node resources, communication link resources and storage resources according to the direction of application requirements, deploys and configures the physical resources with the aim of data transmission smoothness and instantaneity as targets, and takes delay jitter, spatial distribution of communication/computing node throughput, sustainable rate SR (the statistical average of arrival time intervals of data packets in a time period is called the average time interval of data transmission of a service source, wherein the reciprocal of the minimum average time interval is called the sustainable data packet rate SR which is used for describing the average rate of data transmission of the service source in a period of time, namely the average rate generated by the packets), maximum burst length (the maximum packet length which can be continuously transmitted by the service source under the peak rate), burst tolerance (the maximum difference between the theoretical arrival time and the actual arrival time of SR data packets when the service source bursts) as the physical resource cooperation layer A set of performance indicators P.
4. A method according to claim 1, characterized in that: based on
Physical node and virtual node, physical link and virtual link, objectAnd (4) association mapping between the physical topology and the virtual topology.
5. A method according to claim 1, characterized in that: the main measurement indexes of the user experience are as follows: the method comprises the steps of finishing the prediction accuracy of the calculation service, the prediction monotonicity of the non-connection-oriented service, the prediction consistency of the connection-oriented service, the matching degree of the user moving speed and the network interface resource utilization rate and the robustness of full-time-domain calculation/network resource measurement.
6. A method according to claim 1, characterized in that: the resource control and application cooperation layer is oriented to various application requirements, the resource change and application requirement matching is realized by optimizing network/computing/storing resource scheduling logic behaviors, the measurement is mainly carried out by the linkage efficiency of topology evolution and path planning and the matching degree between network/computing/storing resources supporting mixed services, and the topology evolution refers to the change state of a network structure and a topology structure based on time or application drive.
7. The method according to claim 1, characterized in that the service management and control fusion adopts a transparent layered structure, which is divided into a management and control operation layer, an intelligent identification layer and a network management linkage layer, the layered structure improves the expandability and the upgradeability of the global system by analyzing information and identifying fractal processing information based on large-scale service/content statistics, and implements predictive management and control according to the identification result of the intelligent identification layer; the intelligent identification layer performs packet analysis, stream restoration, content screening and behavior clustering on the message by using a deep data packet/data stream identification technology; and the management and control linkage layer integrates a service model (including arrival and continuous processes), a user mobile model, inter-domain interference and channel state information and network state to realize linkage.
8. The method of claim 1, wherein the resource service and user experience quality linkage is measured by user preference with respect to traffic transmission/processing priority consistency, user value awareness to coupling with full time domain computing/storage resource distribution, quality of service awareness to dynamic steady state following capability between differentiated burst tolerance for concurrent traffic.
9. The method according to claim 1, wherein for step A, the resource services are linked to user experience qualities, the user experience qualities comprising: user usage expectations, service value awareness and quality of service awareness, user usage expectations being a hierarchical psychological expectation of user usage of an application (set), service value awareness being a degree of convenience and efficiency to a user to be served by a certain application, quality of service awareness being a set of network quality of service, system responsiveness, reliability and responsiveness.
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